I just noticed that the crash always happens when pressing enter for the first time after booting. This is the backtrace after installing the latest set of updates:
Backtrace: [ 149.808] 0: /usr/bin/X (xorg_backtrace+0x28) [0x45c448] [ 149.808] 1: /usr/bin/X (0x400000+0x5a71d) [0x45a71d] [ 149.808] 2: /lib/libpthread.so.0 (0x7f306e52a000+0xfb40) [0x7f306e539b40] [ 149.808] 3: /lib/libc.so.6 (__select+0x13) [0x7f306d5562a3] [ 149.808] 4: /usr/bin/X (WaitForSomething+0x1ba) [0x463f2a] [ 149.808] 5: /usr/bin/X (0x400000+0x3f642) [0x43f642] [ 149.808] 6: /usr/bin/X (0x400000+0x2184b) [0x42184b] [ 149.808] 7: /lib/libc.so.6 (__libc_start_main+0xfe) [0x7f306d495d8e] [ 149.808] 8: /usr/bin/X (0x400000+0x213d9) [0x4213d9] [ 149.809] Caught signal 3 (Quit). Server aborting -- X.org crashes when pressing enter key for the first time after boot https://bugs.launchpad.net/bugs/630576 You received this bug notification because you are a member of Ubuntu-X, which is subscribed to xorg in ubuntu. _______________________________________________ Mailing list: https://launchpad.net/~ubuntu-x-swat Post to : ubuntu-x-swat@lists.launchpad.net Unsubscribe : https://launchpad.net/~ubuntu-x-swat More help : https://help.launchpad.net/ListHelp